681216

素因数分解:

$2^8\times 3^1\times {\mathrm{887}}^1$

素因数の和:906

約数の個数: 36

約数和(自身を含む): 1815072

約数和(自身を除く): 1133856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 887, 1774, 2661, 3548, 5322, 7096, 10644, 14192, 21288, 28384, 42576, 56768, 85152, 113536, 170304, 227072, 340608, 681216]

約数ペア:

[(1, 681216), (2, 340608), (3, 227072), (4, 170304), (6, 113536), (8, 85152), (12, 56768), (16, 42576), (24, 28384), (32, 21288), (48, 14192), (64, 10644), (96, 7096), (128, 5322), (192, 3548), (256, 2661), (384, 1774), (768, 887)]